1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMLTIMELINE_H
#define QMLTIMELINE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/QObject>
#include <QtCore/QAbstractAnimation>
#include <QtDeclarative/qfxglobal.h>
QT_BEGIN_NAMESPACE
class QEasingCurve;
class QmlTimeLineValue;
class QmlTimeLineEvent;
struct QmlTimeLinePrivate;
class QmlTimeLineObject;
class Q_DECLARATIVE_EXPORT QmlTimeLine : public QAbstractAnimation
{
Q_OBJECT
public:
QmlTimeLine(QObject *parent = 0);
~QmlTimeLine();
enum SyncMode { LocalSync, GlobalSync };
SyncMode syncMode() const;
void setSyncMode(SyncMode);
void pause(QmlTimeLineObject &, int);
void execute(const QmlTimeLineEvent &);
void set(QmlTimeLineValue &, qreal);
int accel(QmlTimeLineValue &, qreal velocity, qreal accel);
int accel(QmlTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance);
int accelDistance(QmlTimeLineValue &, qreal velocity, qreal distance);
void move(QmlTimeLineValue &, qreal destination, int time = 500);
void move(QmlTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500);
void moveBy(QmlTimeLineValue &, qreal change, int time = 500);
void moveBy(QmlTimeLineValue &, qreal change, const QEasingCurve &, int time = 500);
void sync();
void setSyncPoint(int);
int syncPoint() const;
void sync(QmlTimeLineValue &);
void sync(QmlTimeLineValue &, QmlTimeLineValue &);
void reset(QmlTimeLineValue &);
void complete();
void clear();
bool isActive() const;
int time() const;
virtual int duration() const;
Q_SIGNALS:
void updated();
void completed();
protected:
virtual void updateCurrentTime(int);
private:
void remove(QmlTimeLineObject *);
friend class QmlTimeLineObject;
friend struct QmlTimeLinePrivate;
QmlTimeLinePrivate *d;
};
class Q_DECLARATIVE_EXPORT QmlTimeLineObject
{
public:
QmlTimeLineObject();
virtual ~QmlTimeLineObject();
protected:
friend class QmlTimeLine;
friend struct QmlTimeLinePrivate;
QmlTimeLine *_t;
};
class Q_DECLARATIVE_EXPORT QmlTimeLineValue : public QmlTimeLineObject
{
public:
QmlTimeLineValue(qreal v = 0.) : _v(v) {}
virtual qreal value() const { return _v; }
virtual void setValue(qreal v) { _v = v; }
QmlTimeLine *timeLine() const { return _t; }
operator qreal() const { return _v; }
QmlTimeLineValue &operator=(qreal v) { setValue(v); return *this; }
private:
friend class QmlTimeLine;
friend struct QmlTimeLinePrivate;
qreal _v;
};
class Q_DECLARATIVE_EXPORT QmlTimeLineEvent
{
public:
QmlTimeLineEvent();
QmlTimeLineEvent(const QmlTimeLineEvent &o);
template<class T, void (T::*method)()>
QmlTimeLineEvent(QmlTimeLineObject *b, T *c)
{
d0 = &callFunc<T, method>;
d1 = (void *)c;
d2 = b;
}
template<class T, void (T::*method)()>
static QmlTimeLineEvent timeLineEvent(QmlTimeLineObject *b, T *c)
{
QmlTimeLineEvent rv;
rv.d0 = &callFunc<T, method>;
rv.d1 = (void *)c;
rv.d2 = b;
return rv;
}
QmlTimeLineEvent &operator=(const QmlTimeLineEvent &o);
void execute() const;
QmlTimeLineObject *eventObject() const;
private:
typedef void (*CallFunc)(void *c);
template <class T, void (T::*method)()>
static void callFunc(void *c)
{
T *cls = (T *)c;
(cls->*method)();
}
CallFunc d0;
void *d1;
QmlTimeLineObject *d2;
};
template<class T>
class QmlTimeLineValueProxy : public QmlTimeLineValue
{
public:
QmlTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.)
: QmlTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(0)
{
Q_ASSERT(_class);
}
QmlTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.)
: QmlTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func)
{
Q_ASSERT(_class);
}
virtual void setValue(qreal v)
{
QmlTimeLineValue::setValue(v);
if (_setFunctionReal) (_class->*_setFunctionReal)(v);
else if (_setFunctionInt) (_class->*_setFunctionInt)((int)v);
}
private:
T *_class;
void (T::*_setFunctionReal)(qreal);
void (T::*_setFunctionInt)(int);
};
QT_END_NAMESPACE
#endif
|
